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Finding the Third Proportional to 12,623.50 and 26,516

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Solution

The third proportional to 12,623.50 and 26,516 is: 55,697.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,623.50 : 26,516 = 26,516 : x
  2. Step 2: Convert to fraction form
    12,623.50/26,516 = 26,516/x
  3. Step 3: Cross multiply
    12,623.50x = 26,516 × 26,516
  4. Step 4: Simplify right side
    12,623.50x = 703,098,256
  5. Step 5: Solve for x
    x = 703,098,256/12,623.50
  6. Step 6: Final answer
    x = 55,697.57

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.